28018200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{953}}^1$

素因数の和:986

約数の個数: 144

約数和(自身を含む): 101143080

約数和(自身を除く): 73124880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 953, 980, 1050, 1176, 1225, 1400, 1470, 1906, 1960, 2100, 2450, 2859, 2940, 3675, 3812, 4200, 4765, 4900, 5718, 5880, 6671, 7350, 7624, 9530, 9800, 11436, 13342, 14295, 14700, 19060, 20013, 22872, 23825, 26684, 28590, 29400, 33355, 38120, 40026, 46697, 47650, 53368, 57180, 66710, 71475, 80052, 93394, 95300, 100065, 114360, 133420, 140091, 142950, 160104, 166775, 186788, 190600, 200130, 233485, 266840, 280182, 285900, 333550, 373576, 400260, 466970, 500325, 560364, 571800, 667100, 700455, 800520, 933940, 1000650, 1120728, 1167425, 1334200, 1400910, 1867880, 2001300, 2334850, 2801820, 3502275, 4002600, 4669700, 5603640, 7004550, 9339400, 14009100, 28018200]

約数ペア:

[(1, 28018200), (2, 14009100), (3, 9339400), (4, 7004550), (5, 5603640), (6, 4669700), (7, 4002600), (8, 3502275), (10, 2801820), (12, 2334850), (14, 2001300), (15, 1867880), (20, 1400910), (21, 1334200), (24, 1167425), (25, 1120728), (28, 1000650), (30, 933940), (35, 800520), (40, 700455), (42, 667100), (49, 571800), (50, 560364), (56, 500325), (60, 466970), (70, 400260), (75, 373576), (84, 333550), (98, 285900), (100, 280182), (105, 266840), (120, 233485), (140, 200130), (147, 190600), (150, 186788), (168, 166775), (175, 160104), (196, 142950), (200, 140091), (210, 133420), (245, 114360), (280, 100065), (294, 95300), (300, 93394), (350, 80052), (392, 71475), (420, 66710), (490, 57180), (525, 53368), (588, 47650), (600, 46697), (700, 40026), (735, 38120), (840, 33355), (953, 29400), (980, 28590), (1050, 26684), (1176, 23825), (1225, 22872), (1400, 20013), (1470, 19060), (1906, 14700), (1960, 14295), (2100, 13342), (2450, 11436), (2859, 9800), (2940, 9530), (3675, 7624), (3812, 7350), (4200, 6671), (4765, 5880), (4900, 5718)]